V2EX heterogeneity

Heterogeneity

定义(Definition)

“异质性;多样性;非同质性”:指一个整体内部由不同类型、特征或成分构成,呈现出不一致、差异化的状态。常见于统计学、社会学、生物学、医学研究等语境。(也可指事物“成分不均一”的性质。)

发音(Pronunciation, IPA)

/htrdniti/

例句(Examples)

The heterogeneity of the class makes teaching more challenging.
班级的异质性让教学更具挑战。

Researchers accounted for heterogeneity across patients by using a model that allows effects to vary between groups.
研究人员通过使用允许不同组间效应变化的模型,来处理患者之间的异质性。

词源(Etymology)

来自希腊语词根:**hetero-**(“不同的”)+ **-gen-**(“产生、种类”)+ -ity(名词后缀,表示“性质、状态”)。字面意思就是“由不同种类构成的状态”,引申为“多样性/非同质性”。

相关词(Related Words)

文学作品中的用例(Literary Works)

  • Thomas S. Kuhn, The Structure of Scientific Revolutions(《科学革命的结构》):讨论科学共同体与“范式”变迁时,常涉及群体与实践的差异性/多样性这一类概念语境。
  • Michel Foucault, The Archaeology of Knowledge(《知识考古学》):在论述话语与知识体系的构成时,常出现对“非统一性/多元构成”的强调,语境与 heterogeneity 高度相关。
  • Julia Kristeva, Powers of Horror(《恐怖的权力》):在理论讨论中常用到“异质/异质性”的概念框架(英语学术语境中常见 heterogeneity 及相关表达)。
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